Polar M400 vs. Garmin Vivosmart vs. Garmin Forerunner 235 vs. Fitbit Versa 2 vs. Garmin Forerunner 45

 
M400
Vivosmart
Forerunner 235
Versa 2
Forerunner 45
 PolarM400Remove Buy NowGarminVivosmartRemove Buy NowGarminForerunner 235Remove Buy NowFitbitVersa 2Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$170$299.99$199$199
Release20142014201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days7 days9 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16215 x 180300 x 300208 x 208
Sizen/a1.41 inches1.23 inches1.34 inches1.04 inches
Touch
Typen/aOLEDMIPAMOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-inBuilt-in
Apps
Music

All Wearables